Cryptoverse: Ether snaps at bitcoin's heels in race for crypto crown

Souvenir tokens representing cryptocurrency Bitcoin and the Ethereum network, with its native token ether, plunge into water in this illustration taken May 17, 2022. REUTERS/Dado Ruvic/Illustration

(Reuters) - For years, ether could barely dream of challenging its big brother bitcoin. Now, its ambitions may be becoming more realistic.

The second-biggest cryptocurrency is taking market share from bitcoin ahead of an all-important "Merge" software upgrade that could sharply reduce the energy usage of its Ethereum blockchain, should the developers pull it off in coming days.